Lenovo ThinkStation E31 2555 specs (Xeon E3-1225V2 3.2 GHz : none.)

General

• Packaged Quantity 1
• Type Workstation
• Product Form Factor Tower
• Built-in Devices Speaker
• Embedded Security Trusted Platform Module (TPM 1.2) Security Chip
• Color Raven black
• Localization English

Processor / Chipset

• Type Intel Xeon E3-1225V2 / 3.2 GHz
• Max Turbo Speed 3.6 GHz
• Number of Cores Quad-Core
• 64-bit Computing Yes
• CPU Qty 1
• Max CPU Qty 1
• Processor Main Features Intel Turbo Boost Technology 2
• CPU Socket LGA1155 Socket
• Chipset Type Intel C216

Cache Memory

• Installed Size 8 MB
• Cache Per Processor 8 MB

RAM

• Installed Size 4 GB / 32 GB (max)
• Technology DDR3 SDRAM - Non-ECC
• Memory Speed 1600 MHz
• Memory Specification Compliance PC3-12800
• Form Factor DIMM 240-pin
• Features Mixing of different types of memory modules is not supported,
  Unbuffered
• Configuration Features 1 x 4 GB

Hard Drive

• Type HDD
• Capacity 1 x 500 GB
• Interface Type Serial ATA-600 Serial ATA
• Spindle Speed 7200 rpm

Storage Controller

• Type 1 x Serial ATA - Integrated
• Controller Interface Type Serial ATA-600
• RAID Level RAID 1,
  RAID 0

Storage Controller (2nd)

• Type None

Hard Drive (3rd)

• Type None

Optical Storage

• Type DVD-Writer - Serial ATA

Floppy Drive

• Type None

Optical Storage (2nd)

• Type None

Card Reader

• Type 29 in 1 card reader

Storage Removable

• Type None

Monitor

• Monitor Type none.

Graphics Controller

• Type Plug-in card
• Interface Type PCI Express x16
• Multi-GPU Configuration 1 single GPU card / integrated GPU
• Graphics Processor / Vendor NVIDIA Quadro 400 / Intel HD Graphics P4000
• Video Memory 512 MB
• Video Interfaces DisplayPort,
  DVI,
  VGA

Input Device

• Type Mouse,
  Keyboard

Audio Output

• Type Integrated
• Sound Output Mode Stereo
• Compliant Standards High Definition Audio
• Speaker(s) None

Keyboard

• Keyboard Name Preferred Pro USB
• Interface USB

Audio Input

• Type None

Telecom

• Modem None

Mouse

• Technology Optical
• Interface USB
• Features Scroll

Networking

• Type Integrated
• Ethernet Controller Intel 82579
• Data Link Protocol Fast Ethernet,
  Ethernet,
  Gigabit Ethernet

Printer

• Type None

Miscellaneous

• Features USB port control,
  Security lock slot (cable lock sold separately),
  Administrator password,
  Boot without keyboard or mouse,
  Serial port I/O control,
  Padlock loop,
  85% efficiency power supply,
  Boot sequence control,
  Chassis intrusion detection,
  Intel Active Management Technology (iAMT),
  Power-on password
• Compliant Standards 80 PLUS Bronze,
  GREENGUARD,
  RoHS
• Manufacturer Selling Program TopSeller

Expansion / Connectivity

• Bays 2 (total) / 1 (free) x External 5.25" x 1/2H,
  1 (total) / 0 (free) x External 3.5" x 1/6H,
  2 (total) / 1 (free) x Internal 3.5" x 1/3H
• Slots 4 (total) / 3 (free) x DIMM 240-pin,
  1 (total) / 0 (free) x CPU,
  1 (total) / 0 (free) x PCIe 3.0 x16 - Half-length, full-height,
  1 (total) / 1 (free) x PCIe 2.0 x1 - Half-length, full-height,
  2 (total) / 2 (free) x PCI - Half-length, full-height
• Interfaces 4 x USB 2.0 ( 2 front, 2 rear ),
  2 x Microphone ( 1 front, 1 rear ),
  1 x Headphones ( 1 in front ),
  1 x Serial,
  1 x LAN (Gigabit Ethernet),
  1 x VGA,
  2 x DisplayPort,
  1 x DVI-D (dual link),
  1 x Audio line-out,
  1 x Audio line-in,
  4 x USB 3.0

Power

• Device Type Power supply
• Power AC 120/230 V ( 50/60 Hz )
• Power Provided 280 Watt

Operating System / Software

• OS Provided Microsoft Windows 7 Professional 64-bit Edition
• Microsoft Office Preloaded Includes a pre-loaded image of select Microsoft Office 2010 suites. Purchase an Office 2010 Product Key Card or disc to activate preloaded software on this PC.
• Software Corel WinDVD,
  ThinkVantage Rescue and Recovery,
  Ulead DVD MovieFactory,
  Norton Internet Security (30 days subscription),
  Adobe Reader

Environmental Standards

• EPEAT Compliant EPEAT Gold
• ENERGY STAR Qualified Yes

Dimensions & Weight

• Width 6.9 in
• Depth 17 in
• Height 16.7 in
• Weight 27.6 lbs

Manufacturer Warranty

• Service & Support 3 years warranty
• Service & Support Details Limited warranty - Parts and labor - 3 years